Our Brand Ambassadors 

Sun Chlorella Scientific Advisory Board

Dr. Mark Drucker
Mark Drucker, M.D.

Mark Drucker, M.D., is retired, the co-founder and medical director of The Center for Advanced Medicine in Encinitas, CA. 

He has been a pioneer in the field of health, wellness, and natural medicine for 30 years.  Dr. Drucker is a former host of the popular radio talk show " Health Talk , A Second Opinion, and continues to be a passionate and avid researcher in the field of natural science and medicine to help teach people how to attain their highest level of health or optimal wellness.

Andrew Racette, D.O.

Dr. Racette of OMNI Dermatology is a board-certified osteopathic dermatologist who provides a comprehensive approach to treating a range of skin disorders. His dedication to dermatological research has led him to present at the American Academy of Dermatology and be published in the Journal of the American Academy of Dermatology (JAAD)

Michael E. Rosenbaum, M.D.

The late, Dr. Michael E. Rosenbaum was a veteran and widely recognized pioneer in the field of nutritional medicine, alternative healthcare and medical acupuncture. As one of America's most respected experts in natural health and healing, Dr. Rosenbaum had been a frequent lecturer to professional medical groups and had participated in numerous television and radio talk shows. 

Dr. David Nelson

Dr. David Nelson is a nutritional consultant and has been involved in the field of nutritional studies for over 25 years.

Dr. Nelson studied at San Diego University, Iowa State University, and Mankato State University. He specializes in the areas of Anti-aging, Sports Performance Nutrition, and Allergy.

Dr. Nelson has been the Nutritionist and Chiropath at the Center for Advanced Medicine and now Pure Health and has co-hosted the radio show
 " Health Talk, A Second Opinion ," with the other doctors from the Center. 

He is also an esteemed member of the Sun Chlorella Advisory Board, which helps guide the medical innovation behind Sun Chlorella products.”

Dr. Shera Raisen

Dr. Shera Raisen is a board-certified Family Practice physician who provides Western and Integrated medical care to patients at Brentwood Concierge Medicine. Dr. Raisen is one of the first doctors to specialize in Integrative Medicine, providing cutting-edge evaluation and treatments using Functional Medicine Testing, Nutritional Medicine, and Hormonal Medicine.  

She is a member of the American Academy of Family Practice, and the International Hormone Society. She enjoys public speaking and education, including being chosen as the keynote speaker at her Residency Alumni consortium.

Dr. Mathias K. Maas

Dr. Mathias K. Maas earned his degree at Palmer College of Chiropractic. Dr. Maas is a Doctor of Chiropractic who specializes in natural health, proper and practical nutrition, nutritional therapy, Contact Reflex Analysis, and Alternative Health Therapies. He has been practicing Chiropractic since 1990. Dr. Maas is a member of the International Foundation for Nutrition and Health as well as the Foundation of Nutritional Therapy and Advanced Nutritional Therapy.

Blog Contributors

Karen Sehgal

Karen has spent her life dedicated to the study of the mind, body, and spirit. She graduated from California State University, Long Beach, with a B.A. in Psychology and a minor in Kinesiology/Science Exercise. She has been an accredited part of the wellness industry here in the South Bay for over 20 years. Karen currently owns and teaches  Pilates & yoga at her studio—J.O.Y—located in Rancho Palos Verdes, CA   . A daily yoga and meditation practice keeps her grounded and connected to her true purpose and calling: service to others. Her detailed teaching style will attune your focus, and heal joint pain and discomfort, leading to a more JOYful you. With extensive knowledge and experience with nutrition, her creativity shines through wise diet choices and whole foods to promote health and vitality. 


Brandi Black, RHN

Brandi Black is a Registered Holistic Nutritionist from Vancouver, BC and the creator of Feel Best Naked., a health blog dedicated to helping women feel confident and comfortable in their own skin. She helps her clients transform their health through hormone balance, improving gut health, creating a blissful relationship with food, and using the power of the mind to create lasting results

Dane Johnson, CHN

Dane Johnson is a Holistic Nutritionist who naturally recovered from a near death experience battling Crohn’s Disease & Ulcerative Colitis. He is the founder of Crohns Colitis Lifestyle and Co-founder of the non-profit, EfundyourHealth with the mission to empower the Crohn’s/Colitis community and bring alternative options to our healthcare system. He now has a thriving career as a speaker, author, coach, and model for a self-empowerment. 


Aiko Jin

Aiko Jin is a fitness enthusiast, tea drinker and nap lover. When she's not catching some zzz’s you can find her catching some California waves. 

Marisela Corrado

Marisela Corrado is a health enthusiast. When she's not reading or writing, she enjoys hiking, spending time with her family and two fur babies Fred and Sasha.